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Fix 500 error with Postgres when looking backwards with the MSC3030 `/timestamp_to_event` endpoint (#12024)

pull/12032/head
Eric Eastwood 2022-02-18 06:11:18 -06:00 committed by GitHub
parent 40e256e7aa
commit 5a6911598a
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2 changed files with 2 additions and 1 deletions
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changelog.d/12024.bugfix Normal file
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@ -0,0 +1 @@
Fix 500 error with Postgres when looking backwards with the [MSC3030](https://github.com/matrix-org/matrix-doc/pull/3030) `/timestamp_to_event?dir=b` endpoint.

2
synapse/storage/databases/main/events_worker.py
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@ -1854,7 +1854,7 @@ class EventsWorkerStore(SQLBaseStore):
forward_edge_query = """
SELECT 1 FROM event_edges
/* Check to make sure the event referencing our event in question is not rejected */
LEFT JOIN rejections ON event_edges.event_id == rejections.event_id
LEFT JOIN rejections ON event_edges.event_id = rejections.event_id
WHERE
event_edges.room_id = ?
AND event_edges.prev_event_id = ?